The book “Compilation of Differential Equations” by Ponomarev is a fascinating and deep immersion in the world of mathematical theory, which finds application in various fields of science and technology. If you have ever thought about how to describe dynamical systems, whether in physics, biology or economics, this book will be an indispensable assistant for you. Ponomaryov, known for his work in mathematical modeling and the theory of differential equations, offers the reader not just theoretical calculations, but also practical examples that will help to better understand how and why differential equations are made. In his book, the author touches on many aspects, ranging from basic concepts to complex methods of solution, which makes it useful for both students and professionals working in the scientific and engineering fields. The book will be of interest to a wide range of readers: from students of mathematical and engineering specialties to graduate students and researchers. If you are passionate about mathematics, physics or engineering, then the “Compilation of differential equations” will become a real storehouse of knowledge for you. Even if you are not a specialist in these areas, but want to expand your horizons and understand how mathematical models help solve real problems, this book will help you take the first step in this direction. The topics that are raised in the book cover not only theoretical aspects, but also practical applications of differential equations. Ponomarev discusses how these equations can be used to model various processes, such as body movement, heat propagation, population dynamics, and many others. The reader will be able to see how abstract mathematical concepts are reflected in real life, which makes the study of the topic especially fascinating. Ponomarev's style is distinguished by clarity and accessibility. It skillfully combines strict mathematical formulation with intuitive explanations, which allows the reader to easily absorb material. The author also includes many illustrations and graphs in the text that help to visualize complex ideas and make learning more visual. This makes the book not only useful, but also enjoyable to read. In addition to the "Compilation of Differential Equations", Ponomarev is the author of other significant works on mathematical modeling and numerical methods. His books are often recommended as teaching aids at universities, which confirms their high quality and relevance. If you are looking for literature that will help you to deepen your knowledge in the field of differential equations, as well as develop mathematical modeling skills, “Compilation of differential equations” will be an excellent choice for you. This book will not only enrich your intellectual baggage, but also inspire new discoveries and research. Do not miss the opportunity to get acquainted with the work of one of the leading specialists in this field and discover the amazing world of mathematical models.